Table 4.

Distribution of the discordant results between the 2016 guideline pressure estimates and invasive pressure measurements: breakdown by false negative, false positive, and indeterminate categories

Parameter	Total number	Number of false-negative* classifications	Number of false-positive† classifications	Number of indeterminate classifications
E/A ratio	3	3	0	0
E/e′ ratio	18	10	6	2
LAVi	24	9	8	7
Peak TR velocity	10	4	6	0
Insufficient TR	13	7	1	5

TR, Tricuspid regurgitation.

See text for details.

^*Defined as normal filling pressure on echocardiography with elevated invasive pressure.

^†Defined as elevated filling pressure on echocardiography with normal invasive pressure.